/Engine/Source/Runtime/Core/Public/Internationalization/Text.h
Attempts to find an existingFTextusing the representation found in the loc tables for the specified namespace and key
true if OutText was properly set; otherwise false and OutText will be untouched
static bool FindText ( const [FTextKey](API\Runtime\Core\Internationalization\FTextKey) & Namespace, const [FTextKey](API\Runtime\Core\Internationalization\FTextKey) & Key, [FText](API\Runtime\Core\Internationalization\FText) & OutText, const [FString](API\Runtime\Core\Containers\FString) *const SourceString )